Greenville Municipal Airport Weather Forecast

    • 21
    • 49

    Rain

    • 18
    • 34

    Snow Showers

    • 23
    • 40

    Chance Rain/Snow

    • 17
    • 30

    Mostly Cloudy

    • 23
    • 31

    Chance Snow

    • 29
    • 40

    Chance Rain

Today 18 Dec Mercer

Partly cloudy in the Morning, then partly sunny with a slight chance of rain in the afternoon. Highs in the upper 40s. South Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 20 percent.

Tonight 18 Dec Mercer

Rain in the Evening, then rain and snow after midnight. Little or no snow accumulation. Lows around 30. South Winds 15 to 20 Mph, becoming southwest after midnight. Gusts up to 35 Mph. Chance of precipitation near 100 percent.

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Greenville Municipal Airport Temperature Statistics

December Temperature

Port Meadville Airport (14.9 miles)

  • Lowest 5 December, 2025

    8.1 °F

  • Average December

    22.4 °F

  • Highest 10 December, 2025

    35.1 °F

Climate (2020–Present)

Port Meadville Airport (14.9 miles)

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  • Average Low 2020–2025

    42.8 °F

  • Average 2020–2025

    50.9 °F

  • Average High 2020–2025

    59.2 °F
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